Results for " Smithsonian Astrophysical Observatory"

 
Showing results 529 - 540 of 2028 for Smithsonian Astrophysical Observatory
  1. Smithsonian Legal Document

    An Act Making appropriations for sundry civil expenses of the Government for the fiscal year ending June thirtieth, nineteen hundred, and for other purposes

    • Date: 1899 03/03/1899
    • Creator: 55th Congress, Sess. 3, 1899
    • Creator: 55th Congress, Sess. 3, 1899

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  3. Loyal B. Aldrich and Others at SAO Site

    Loyal B. Aldrich and Others at SAO Site

    • Date: c. 1920
    • Creator: Unknown
    • Creator: Unknown

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  5. Moonwatch Volunteers, 1965, by Unknown, 1965, Smithsonian Archives - History Div, 96-960.

    Moonwatch Volunteers, 1965

    • Date: 1965
    • Creator: Unknown
    • Creator: Unknown

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  7. Smithsonian Astrophysical Observatory Staff Observe a Solar Eclipse

    Sneak Peek 11/18/2013

    • Date: November 18, 2013
    • Creator: Marguerite Roby
    • Description: Smithsonian Astrophysical Observatory Staff Observe a Solar Eclipse

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  9. Sumatra Eclipse Expedition, by Unknown, 1901, Smithsonian Archives - History Div, 94-12603.

    Sumatra Eclipse Expedition

    • Date: 1901
    • Creator: Unknown
    • Creator: Unknown

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  11. Smithsonian Legal Document

    An Act Making appropriations to supply deficiencies in certain appropriations for the fiscal year ending June 30, 1929, and prior fiscal years, to provide supplemental appropriations for the fiscal years ending June 30, 1929, and June 30, 1930, and for other purposes

    • Date: 1929 03/04/1929
    • Creator: 70th Congress, Sess. 2, 1929
    • Creator: 70th Congress, Sess. 2, 1929

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  13. Secretary Charles G. Abbot Playing Tennis

    Secretary Charles G. Abbot Playing Tennis

    • Creator: Unknown
    • Creator: Unknown

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  15. Collection

    Contract Files, 1978-1996

    • Date: 1978 1978-1996
    • Creator: Smithsonian Astrophysical Observatory Central Engineering Department

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  17. SI History Chronology

    S. Dillon Ripley, Secretary, 1964-1984, Dies

    • Date: March 12, 2001 19th century

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  19. SI History Bibliography

    Bell: Alexander Graham Bell and the Conquest of Solitude

    • Date: 1973
    • Creator: Bruce, Robert V
    • Creator: Bruce, Robert V

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  21. SI History Bibliography

    Smithsonian Institution Centennial Issue

    • Date: August 9, 1946

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  23. Finding Aid

    SIA Acc. 20-110, Smithsonian Institution, Website Records, 2018-2019

    • Date: 2018 2018-2019
    • Creator: Smithsonian Institution
    • Creator: Smithsonian Institution Archives

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Showing results 529 - 540 of 2028 for Smithsonian Astrophysical Observatory

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